Single piece, electrical box retainer



FIG. 1 is a perspective view of single piece, electrical box retainer showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a bottom plan view thereof, the top plan view thereof being a mirror image;

FIG. 4 is an elevational view of the opposite to FIG. 2; and

FIGS. 5 and 6 are respectively right and left end elevational views taken an arrow lines V--V and III-VI. 

The ornamental design for single piece electrical box retainer, as shown and described. 